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Data race in ImageItem_Grid::decode_and_paste_tile_image — unsynchronized read in double-checked locking

Status: Open.

#1888 In strukturag/libheif;

· Daniel9z opened on Aug 18, 2026

OSS-Fuzz 548137517 - Use-of-uninitialized-value · parse_sps_for_avcC_configuration

Status: Open.

#1887 In strukturag/libheif;

· bobfriesenhahn opened on Aug 18, 2026

OSS-Fuzz 547342811 - graphicsmagick:coder_HEIF_fuzzer: Invalid-enum-value in parse_sps_for_avcC_configuration

Status: Open.

#1886 In strukturag/libheif;

· bobfriesenhahn opened on Aug 18, 2026

YCbCr images >14 bpp can no longer be converted to RGB (regression in 1.21.0, e9b3f68d)

Status: Open.

#1881 In strukturag/libheif;

· happyaron opened on Aug 7, 2026

Add cmake flag to disable sequences support

Status: Open.

#1880 In strukturag/libheif;

· farindk opened on Jul 28, 2026

Add another example to demonstrate in-place edits

Status: Open.

#1877 In strukturag/libheif;

· torusrxxx opened on Jul 23, 2026

generic "Unspecified" error when heif-plugin bridge package missing (libheif-plugin-libde265)

Status: Open.

#1876 In strukturag/libheif;

· hotsphink opened on Jul 21, 2026

Regression between 1.20.2 and 1.21.2 : valid HEIC file fails to decode with "bad seek" errors (not yet tested with 1.22.0)

Status: Open.

#1872 In strukturag/libheif;

· pimpenin opened on Jul 17, 2026

Viewing Hyperspectral Imagery

Status: Open.

#1870 In strukturag/libheif;

· dukesook opened on Jul 16, 2026

Uncompressed Codec still Experimental?

Status: Open.

#1869 In strukturag/libheif;

· dukesook opened on Jul 16, 2026

heif-dec fails to decode avc image created by heif-enc

Status: Open.

#1866 In strukturag/libheif;

· tonycoz opened on Jul 12, 2026

tili images is not conformant to ISO IEC 23008-12:2025 Amd 2 (published 2026)

Status: Open.

#1865 In strukturag/libheif;

· torusrxxx opened on Jul 11, 2026